president obama and romney appeared on "60 minutes." romney defended himself that he hasn't laid out details about his plan to fix the ecomy. >> you're asking people to hire you as president of the united states. they want to hear some specific. >> i can tell them specifically i won't raise taxes on middle class folks. i won't lower -- >> he has one notes. tax cuts for the wealthy. >> reporter: after romney released summaries of past income tax returns on friday, romney paid 14% last year because most of his income came from capital gains. he was asked if it was fair to pay the low rate. >> it's the right way to encourage economic growth. >> reporter: the obama camp jumped on that comment issuing a statement saying independent economists don't agree that refusing to ask the wealthiest to pay their fair share and over taxing middle class families will promote economic growth or job creation. romney's taxes are part avenue obama campaign ad which hit the gop candidate on a secretly recorded fundraiser where he said 47% of americans pay no